Evidence map›Paper›PMID 39230923›Full record

ArticleBJS open2024

Role of the serosa in intestinal anastomotic healing: insights from in-depth histological analysis of human and murine anastomoses.

Marie-Christin Weber, Zoé Clees, Annalisa Buck, Adrian Fischer, Marcella Steffani, Dirk Wilhelm, Marc Martignoni, Helmut Friess, Yuval Rinkevich, Philipp-Alexander Neumann

Abstract read
In one paragraph

Article in BJS open, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Intestinal muscularis in health and disease.Communications biology · 2026
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Marie-Christin WeberDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.ORCID 0000-0002-3188-2160
Zoé CleesDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Annalisa BuckDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Adrian FischerInstitute of Regenerative Biology and Medicine, Helmholtz Munich, Munich, Germany.
Marcella SteffaniDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Dirk WilhelmDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Marc MartignoniDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Helmut FriessDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.
Yuval RinkevichInstitute of Regenerative Biology and Medicine, Helmholtz Munich, Munich, Germany.
Philipp-Alexander NeumannDepartment of Surgery, Technical University of Munich, TUM School of Medicine and Health, Munich, Germany.

Funding

Deutsche ForschungsgemeinschaftElse Kröner-Fresenius-Stiftung 2023_EKMS.13European Foundation for the Study of DiabetesEuropean Research Council ERC-CoG 819933LEO Foundation LF-OC-21-000835
6 · The paper itself

Abstract

backgroundAnastomotic leakage following colorectal surgery remains a significant complication despite advances in surgical techniques. Recent findings on serosal injury repair in coelomic cavities, such as the peritoneum, challenge the current understanding of the cellular origins and mechanisms underlying intestinal anastomotic healing. Understanding the contribution of each layer of the intestinal wall during anastomotic healing is needed to find new therapeutic strategies to prevent anastomotic leakage. The aim of this experimental study was to investigate the role of the serosal layer of the intestinal wall in anastomotic healing. MATERIALS AND

methodsComprehensive histologic analysis of human and murine anastomoses was performed to elucidate histologic changes in the different intestinal layers during anastomotic healing. In vivo staining of the extracellular matrix (ECM) in the serosal layer was performed using a fluorophore-conjugated N-hydroxysuccinimide-ester before anastomosis surgery in a murine model.

resultsHistological examination of both human and murine anastomoses revealed that closure of the serosal layer occurred first during the healing process. In vivo serosal ECM staining demonstrated that a significant portion of the newly formed ECM within the anastomosis was indeed deposited onto the serosal layer. Furthermore, mesenchymal cells within the anastomotic scar were positive for mesothelial cell markers, podoplanin and Wilms tumour protein.

conclusionsIn this experimental study, the results suggest that serosal scar formation is an important mechanism for anastomotic integrity in intestinal anastomoses. Mesothelial cells may significantly contribute to scar formation during anastomotic healing through epithelial-to-mesenchymal transition, potentially suggesting a novel therapeutic target to prevent anastomotic leakage by enhancing physiological healing processes.

Indexed as

Anastomosis, SurgicalAnastomotic LeakSerous MembraneWound HealingAnimalsColonExtracellular MatrixFemaleHumansMaleMiceMice, Inbred C57BL

Identifiers

PMID39230923
PMCPMC11373408

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.